/*

* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Project file for EnhancedMediaClient Utility

*

*/

#include "SourceOrientationEffectImpl.h"

#include <SourceOrientationBase.h>

#include <ControlObserver.h>

using namespace multimedia;

CSourceOrientationEffect::CSourceOrientationEffect()

    {

    // No Impl

    }

CSourceOrientationEffect::~CSourceOrientationEffect()

    {

	delete iPrevSourceOrientationProxy;

	delete  iSourceOrientationProxy;

	iObservers.Close();

    }

TInt CSourceOrientationEffect::PostConstructor()

    {

    TRAPD( status, CEffectControlBase::ConstructL(KUidSourceOrientationEffect) );

    return status;

    }

// From MControl begins

TInt CSourceOrientationEffect::AddObserver( MControlObserver& aObserver )

    {

    return iObservers.Append(&aObserver);

    }

TInt CSourceOrientationEffect::RemoveObserver( MControlObserver& aObserver )

    {

	TInt index = iObservers.Find(&aObserver);

	if( index != KErrNotFound )

		{

		iObservers.Remove(index);

		}

	return index;

    }

TUid CSourceOrientationEffect::Type()

    {

    return KSourceOrientationEffectControl;

    }

TControlType CSourceOrientationEffect::ControlType()

    {

	return EEffectControl;

    }

// From MControl ends

// From MEffectControl begins

TInt CSourceOrientationEffect::Apply()

    {

    return DoApply();

    }

// From MEffectControl ends

TInt CSourceOrientationEffect::DoApply()

    {

    TInt error(KErrNone);    

	if(iSourceOrientationProxy)

		{

		TRAP(error,iSourceOrientationProxy->ApplyL());	

		}	

	else

		{

		error = KErrNotReady;	

		}			

    return error;    

    }

// From MSourceOrientationEffect begins

/**

* Get the orientation vectors for the position

* @since 5.0

* @param aHeading The heading (thousandths of radians)

* @param aPitch The Pitch (thousandths of radians)

* @param aRoll The Roll (thousandths of radians)

* @return -

*/

TInt CSourceOrientationEffect::Orientation( TInt& aHeading, TInt& aPitch, TInt& aRoll )

	{

	TInt status(KErrNone);

	if(iSourceOrientationProxy)

		{

		TInt32 heading,pitch,roll;

		iSourceOrientationProxy->Orientation(heading,pitch,roll);	

		aHeading = heading;

		aPitch = pitch;

		aRoll = roll;	

		}	

	else

		{

		status = KErrNotReady;	

		}			

	return status;			

	}

/**

* Gets the orientation of the position.

* @since 5.0

* @param aFrontX X value of Front vector

* @param aFrontY Y value of Front vector

* @param aFrontZ Z value of Front vector

* @param aAboveX X value of Above vector

* @param aAboveY Y value of Above vector

* @param aAboveZ Z value of Above vector

* @return -

*/

TInt CSourceOrientationEffect::OrientationVectors( TInt& aFrontX, TInt& aFrontY, TInt& aFrontZ,

							TInt& aAboveX, TInt& aAboveY, TInt& aAboveZ )

	{

	TInt status(KErrNone);

	if(iSourceOrientationProxy)

		{

		TInt32 frontx;

		TInt32 fronty;

		TInt32 frontz;

		TInt32 abovex;

		TInt32 abovey;

		TInt32 abovez;

		iSourceOrientationProxy->OrientationVectors(frontx,fronty,frontz,abovex,abovey,abovez);	

		aFrontX = frontx;

		aFrontY = fronty;

		aFrontZ = frontz;	

		aAboveX = abovex;;

		aAboveY = abovey;;

		aAboveZ = abovez;;	

		}	

	else

		{

		status = KErrNotReady;	

		}			

	return status;			

	}

/**

* Sets the Heading, Pitch, Roll values for the orientation of the source

* @since 5.0

* @param aHeading The heading (thousandths of radians)

* @param aPitch The Pitch (thousandths of radians)

* @param aRoll The Roll (thousandths of radians)

* @return -

*/

TInt CSourceOrientationEffect::SetOrientation( TInt aHeading, TInt aPitch, TInt aRoll )

	{

	TInt status(KErrNone);

	if(iSourceOrientationProxy)

		{

		TInt32 heading = aHeading;

		TInt32 pitch = aPitch;

		TInt32 roll = aRoll;	

		TRAP(status,iSourceOrientationProxy->SetOrientationL(heading,pitch,roll));	

		}	

	else

		{

		status = KErrNotReady;	

		}			

	return status;	

	}

/**

* Sets the Front and Above vectors for the orientation of the position.

* @since 5.0

* @param aFrontX X value of Front vector

* @param aFrontY Y value of Front vector

* @param aFrontZ Z value of Front vector

* @param aAboveX X value of Above vector

* @param aAboveY Y value of Above vector

* @param aAboveZ Z value of Above vector

* @return -

*/

TInt CSourceOrientationEffect::SetOrientationVectors( TInt aFrontX, TInt aFrontY, TInt aFrontZ,

								TInt aAboveX, TInt aAboveY, TInt aAboveZ )

	{

	TInt status(KErrNone);

	if(iSourceOrientationProxy)

		{

		TInt32 frontx = aFrontX;

		TInt32 fronty = aFrontY;

		TInt32 frontz = aFrontZ;

		TInt32 abovex = aAboveX;

		TInt32 abovey = aAboveY;

		TInt32 abovez = aAboveZ;

		TRAP(status,iSourceOrientationProxy->SetOrientationVectorsL(frontx,fronty,frontz,abovex,abovey,abovez));	

		}	

	else

		{

		status = KErrNotReady;	

		}			

	return status;	

	}

// From MSourceOrientationEffect ends

// From MAudioEffectControl

/**

* Disable the effect

* @since 5.0

*/

TInt CSourceOrientationEffect::Disable()

	{

	TInt status(KErrNone);

	if(iSourceOrientationProxy)

		{

		TRAP(status,iSourceOrientationProxy->DisableL());	

		}	

	else

		{

		status = KErrNotReady;	

		}			

	return status;				

	}

/**

* Enable the effect

* @since 5.0

*/

TInt CSourceOrientationEffect::Enable()

	{

	TInt status(KErrNone);

	RDebug::Print(_L("CSourceOrientationEffect::Enable() [%x]"),iSourceOrientationProxy);

	if(iSourceOrientationProxy)

		{

		TRAP(status,iSourceOrientationProxy->EnableL());	

		}	

	else

		{

		status = KErrNotReady;	

		}			

	return status;					

	}

/**

* Enforce the effect.

* @since 5.0

* @param aEnforced Indicate the effect is to be enforced or not. ETrue = Enforced.

*/

TInt CSourceOrientationEffect::Enforce( TBool &aEnforced )

	{

	TInt status(KErrNone);

	if(iSourceOrientationProxy)

		{

		TRAP(status,iSourceOrientationProxy->EnforceL(aEnforced));	

		}	

	else

		{

		status = KErrNotReady;	

		}					

	return status;		

	}

/**

* Check if this effect object currently has update rights.

* A client can lose update rights in some hardware platforms where there are a limited

* number of instances of an effect that can exist at the same time. When an effect instance

* has lost update rights the user can still change settings, but any calls to Apply the

* settings will be deferred until update rights are regained.

* @since 5.0

* @return ETrue if this object currently has rights to update the settings of this effect,

*         EFalse otherwise.

*/

TInt CSourceOrientationEffect::HaveUpdateRights(TBool &aHaveUpdateRights)

	{

	TInt status(KErrNone);

	if(iSourceOrientationProxy)

		{

		aHaveUpdateRights = iSourceOrientationProxy->HaveUpdateRights();	

		}	

	else

		{

		status = KErrNotReady;	

		}			

	return status;	

	}

/**

* Check if the effect is enabled

* @since 5.0

* @return ETrue if the effect is enabled, EFalse if the effect is disabled.

*/

TInt CSourceOrientationEffect::IsEnabled(TBool &aEnabled)

	{

	TInt status(KErrNone);

	if(iSourceOrientationProxy)

		{

		aEnabled = iSourceOrientationProxy->IsEnabled();	

		}	

	else

		{

		status = KErrNotReady;	

		}			

	return status;			

	}

/**

* Check if the effect is enforced.

* @since 5.0

* @return ETrue if the effect is enforced, EFalse if the effect isn ot enforced.

*/

TInt CSourceOrientationEffect::IsEnforced(TBool &aEnforced)

	{

	TInt status(KErrNone);

	if(iSourceOrientationProxy)

		{

		aEnforced = iSourceOrientationProxy->IsEnforced();	

		}	

	else

		{

		status = KErrNotReady;	

		}			

	return status;			

	}

/*

* Get the unique identifier of the audio effect

* @since 5.0

* @return Unique identifier of the audio effect object.

*/

TInt CSourceOrientationEffect::Uid(TUid &aUid)

	{

	TInt status(KErrNone);

	if(iSourceOrientationProxy)

		{

		aUid = iSourceOrientationProxy->Uid();	

		}	

	else

		{

		status = KErrNotReady;	

		}			

	return status;			

	}

// From MAudioEffectControl Ends

// From CEffectControlBase begins

void CSourceOrientationEffect::Event( TEffectControlEvent aEvent )

    {

	TInt status(KErrNone);    	

    // Controller Loaded with ECIBuilderCreated

    if ( aEvent == ECIBuilderCreated )

        {

    	RDebug::Print(_L("Deleting Proxy"));	

		status = DeleteEffectProxy();

		RDebug::Print(_L("Deleting Proxy [%d]"),status);	

		status = CreateEffectProxy();	

		RDebug::Print(_L("Creating Proxy [%d]"),status);	

		if(status == KErrNone)

			{

			SavePreviousSettings();	

			}

		else

			{

			for ( TInt i = 0; i < iObservers.Count(); i++ )

				{

				iObservers[i]->Event(this,MAudioEffectControl::KDisabled,NULL);

				} 		

			}	

        }

    else if ( aEvent == EMessageHandlerDeleted )

        {

        if(status == KErrNone)

        	{

        	DeleteEffectProxy();	

        	}

        }

    }

// From CEffectControlBase ends

TInt CSourceOrientationEffect::CreateEffectProxy()

	{

	TInt status(KErrNone);

	status = GetMessageHandle(iMsgHndlrHandlePckg);

	if(status != KErrNone)

		{

		return status;	

		}

	iCustomCommand = GetCustomCommand();		

	if(!iCustomCommand)

		{

		return KErrNotReady;	

		}

	TRAP(status,iSourceOrientationProxy = CSourceOrientationProxy::NewL(iMsgHndlrHandlePckg, *iCustomCommand, NULL));	

	if(status == KErrNone)

		{

		TRAP(status,iSourceOrientationProxy->RegisterObserverL(*this));	

		}		

	return status;

	}

TInt CSourceOrientationEffect::DeleteEffectProxy()

	{

	TInt status(KErrNone);	

	if(iSourceOrientationProxy)

		{

		iPrevSourceOrientationProxy = iSourceOrientationProxy;	

		}

	iSourceOrientationProxy = NULL;	

	return status;

	}

TInt CSourceOrientationEffect::SavePreviousSettings()

	{

	TInt status(KErrNone);	

	if(iPrevSourceOrientationProxy)

		{

		TBool enforce = iPrevSourceOrientationProxy->IsEnforced();

		iSourceOrientationProxy->EnforceL(enforce);	

		TBool enable = iPrevSourceOrientationProxy->IsEnabled();

		if(enable)

			{

			iSourceOrientationProxy->EnableL();	

			}

		delete iPrevSourceOrientationProxy;

		iPrevSourceOrientationProxy = NULL;

		}				

	return status;	

	}

 void CSourceOrientationEffect::EffectChanged( const CAudioEffect* /*aObservedEffect*/, TUint8 aEvent )

 	{

	for ( TInt i = 0; i < iObservers.Count(); i++ )

		{

		iObservers[i]->Event(this,aEvent,NULL);

		} 		

 	}

// End of file